$\"\"$

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The equation is $\"\"$ .

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Solve equation.

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$\"\"$ (Original equation)

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$\"\"$ (Take square root of each side)

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$\"\"$ (Cancel root)

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$\"\"$ (Subtract $\"\"$ from each side)

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$\"\"$ (Apply additive inverse property: $\"\"$ )

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$\"\"$ (or) $\"\"$

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The solutions are $\"\"$ and $\"\"$ .

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$\"\"$

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Check for first solution.

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$\"\"$ (Original equation)

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$\"\"$ (Substitute $\"\"$ in original equation)

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$\"\"$ (Simplify)

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$\"\"$ .

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$\"\"$

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Check for second solution.

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$\"\"$ (Original equation)

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$\"\"$ (Substitute $\"\"$ in original equation)

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$\"\"$ (Simplify)

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$\"\"$ .

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$\"\"$

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The solutions are $\"\"$ and $\"\"$ .